Table 1. Polyphenol Characterization of Açaí Fractions.
relative
abundance (%) |
|||
---|---|---|---|
polyphenol | total phenolics (1) | nonanthocyanin phenolics (2) | total anthocyanins (3) |
cyanidin-3-glucosidea | 14.9 | n.d. | 15.0 |
cyanidin-3-rutinosidea | 62.7 | n.d. | 69.3 |
protocatechuic acidb | 3.9 | 36.9 | 3.2 |
orientinb | 5.8 | 26.6 | 3.0 |
isoorientinb | 9.5 | 23.4 | 6.8 |
isovitexinb | 1.7 | 6.5 | 1.7 |
scoparinb | 1.6 | 6.6 | 1.1 |
Quantified as rutin equivalents.
Quantified as gallic acid equivalents; n.d. not detected.